Race Win Ratio

Finishing position:

Pos	Sponsor	Race Win Ratio	Race Wins	Entries
1	Auto Becker	25.00%	3	12
	Brembo	25.00%	3	12
	JET	25.00%	3	12
	Maranello Concessionaires	25.00%	3	12
	Pininfarina	25.00%	3	12
	Speedline	25.00%	3	12
	Tayre	25.00%	3	12
8	Girling	21.43%	6	28
9	Arexons	18.57%	13	70
10	Olympus	18.18%	8	44
11	NGK	17.33%	13	75
12	Schmitthelm	17.14%	12	70
13	SKF	17.05%	15	88
14	Imperial Tobacco	16.67%	5	30
15	Autolite	14.93%	10	67
16	Agip	14.84%	27	182
17	Michelin	14.29%	8	56
18	Magneti Marelli	13.67%	19	139
19	John Player Special	13.53%	28	207
20	Fiat	12.50%	13	104
20	FACOM	12.50%	3	24
22	Ford	12.45%	32	257
23	Texaco	11.45%	26	227
24	Loctite	10.71%	3	28
25	Gold Leaf	10.68%	11	103
26	Heuer	10.26%	35	341
27	GKN	10.26%	8	78
28	Elan	9.68%	3	31
28	Stroh	9.68%	3	31
30	Dunlop	9.62%	10	104
31	Elf	8.37%	34	406
32	Valvoline	7.43%	13	175
33	Gitanes	6.78%	4	59
34	Ferodo	6.54%	14	214
35	Firestone	6.31%	20	317
36	Goodyear	6.29%	94	1495
37	Shell	5.69%	19	334
38	Champion	5.68%	44	775
39	Koni	5.48%	12	219
40	Polar	5.26%	1	19
41	Yardley	4.76%	7	147
42	Alfa Romeo	4.44%	2	45
42	Parmalat	4.44%	2	45
44	Norev	4.17%	1	24
45	Marlboro	3.84%	16	417
46	Ambrosio	3.33%	1	30
47	Castrol	2.90%	2	69
48	Duckhams	2.80%	4	143
49	Martini	2.69%	5	186
50	Lockheed	2.63%	2	76
51	Gulf	2.33%	1	43
52	Fina	1.94%	7	361
53	First National City	1.87%	2	107
54	Personal	1.85%	2	108
55	Villiger	1.61%	1	62
56	Beta	1.14%	1	88
57	Esso	1.06%	1	94
57	Tabatip	1.06%	1	94
59	BP	1.01%	1	99

Finishing position: